package handler

import (
	"net/http"
	"time"

	"financeiro-carvalho/internal/service"
)

type DashboardHandler struct {
	svc     *service.DashboardService
	gameSvc *service.GameService
}

func NewDashboardHandler(svc *service.DashboardService, gameSvc *service.GameService) *DashboardHandler {
	return &DashboardHandler{svc: svc, gameSvc: gameSvc}
}

func (h *DashboardHandler) Get(w http.ResponseWriter, r *http.Request) {
	month := r.URL.Query().Get("month")
	if month == "" {
		month = time.Now().Format("2006-01")
	}

	data, err := h.svc.Get(r.Context(), month)
	if err != nil {
		respondError(w, http.StatusInternalServerError, "failed to load dashboard")
		return
	}

	// Notify game engine about savings percentage for the current month only
	if month == time.Now().Format("2006-01") {
		h.gameSvc.NotifyAction(r.Context(), "savings_checked", map[string]any{
			"pct":  data.SavingsPct,
			"goal": data.SavingsGoalPct,
		})
	}

	respondJSON(w, http.StatusOK, data)
}